ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,858, issued on Oct. 28, was assigned to ABB Schweiz AG (Baden, Switzerland).

"Systems and a method for fault protection of selectively islanded microgrids" was invented by Hany Fawzy Kamel Habib (Glen Allen, Va.), Thomas Anthony Kendzia III (Rockville, Va.), Veerakumar Bose (Henrico, Va.) and Christopher Alan Belcastro (Mechanicsville, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one aspect, a controller for managing electrical faults in a microgrid is provided. The microgrid includes electrical loads, electrical sources, and circuit protection devices that selectively couple the electrical loads and the electrical sources with each other. ...